ref: c6641709a707ccb98cbdf785428659e44d4f2c8b
dir: /vp10/common/entropymode.h/
/*
* Copyright (c) 2010 The WebM project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#ifndef VP10_COMMON_ENTROPYMODE_H_
#define VP10_COMMON_ENTROPYMODE_H_
#include "vp10/common/entropy.h"
#include "vp10/common/entropymv.h"
#include "vp10/common/filter.h"
#include "vp10/common/seg_common.h"
#include "vpx_dsp/vpx_filter.h"
#ifdef __cplusplus
extern "C" {
#endif
#define BLOCK_SIZE_GROUPS 4
#define TX_SIZE_CONTEXTS 2
#define INTER_OFFSET(mode) ((mode) - NEARESTMV)
#define PALETTE_COLOR_CONTEXTS 16
#define PALETTE_MAX_SIZE 8
#define PALETTE_BLOCK_SIZES (BLOCK_64X64 - BLOCK_8X8 + 1)
#define PALETTE_Y_MODE_CONTEXTS 3
struct VP10Common;
struct tx_probs {
vpx_prob p32x32[TX_SIZE_CONTEXTS][TX_SIZES - 1];
vpx_prob p16x16[TX_SIZE_CONTEXTS][TX_SIZES - 2];
vpx_prob p8x8[TX_SIZE_CONTEXTS][TX_SIZES - 3];
};
struct tx_counts {
unsigned int p32x32[TX_SIZE_CONTEXTS][TX_SIZES];
unsigned int p16x16[TX_SIZE_CONTEXTS][TX_SIZES - 1];
unsigned int p8x8[TX_SIZE_CONTEXTS][TX_SIZES - 2];
unsigned int tx_totals[TX_SIZES];
};
struct seg_counts {
unsigned int tree_total[MAX_SEGMENTS];
unsigned int tree_mispred[MAX_SEGMENTS];
unsigned int pred[PREDICTION_PROBS][2];
};
typedef struct frame_contexts {
vpx_prob y_mode_prob[BLOCK_SIZE_GROUPS][INTRA_MODES - 1];
vpx_prob uv_mode_prob[INTRA_MODES][INTRA_MODES - 1];
vpx_prob partition_prob[PARTITION_CONTEXTS][PARTITION_TYPES - 1];
vp10_coeff_probs_model coef_probs[TX_SIZES][PLANE_TYPES];
vpx_prob switchable_interp_prob[SWITCHABLE_FILTER_CONTEXTS]
[SWITCHABLE_FILTERS - 1];
vpx_prob inter_mode_probs[INTER_MODE_CONTEXTS][INTER_MODES - 1];
vpx_prob intra_inter_prob[INTRA_INTER_CONTEXTS];
vpx_prob comp_inter_prob[COMP_INTER_CONTEXTS];
vpx_prob single_ref_prob[REF_CONTEXTS][2];
vpx_prob comp_ref_prob[REF_CONTEXTS];
struct tx_probs tx_probs;
vpx_prob skip_probs[SKIP_CONTEXTS];
nmv_context nmvc;
#if CONFIG_MISC_FIXES
struct segmentation_probs seg;
#endif
int initialized;
} FRAME_CONTEXT;
typedef struct FRAME_COUNTS {
unsigned int kf_y_mode[INTRA_MODES][INTRA_MODES][INTRA_MODES];
unsigned int y_mode[BLOCK_SIZE_GROUPS][INTRA_MODES];
unsigned int uv_mode[INTRA_MODES][INTRA_MODES];
unsigned int partition[PARTITION_CONTEXTS][PARTITION_TYPES];
vp10_coeff_count_model coef[TX_SIZES][PLANE_TYPES];
unsigned int eob_branch[TX_SIZES][PLANE_TYPES][REF_TYPES]
[COEF_BANDS][COEFF_CONTEXTS];
unsigned int switchable_interp[SWITCHABLE_FILTER_CONTEXTS]
[SWITCHABLE_FILTERS];
unsigned int inter_mode[INTER_MODE_CONTEXTS][INTER_MODES];
unsigned int intra_inter[INTRA_INTER_CONTEXTS][2];
unsigned int comp_inter[COMP_INTER_CONTEXTS][2];
unsigned int single_ref[REF_CONTEXTS][2][2];
unsigned int comp_ref[REF_CONTEXTS][2];
struct tx_counts tx;
unsigned int skip[SKIP_CONTEXTS][2];
nmv_context_counts mv;
#if CONFIG_MISC_FIXES
struct seg_counts seg;
#endif
} FRAME_COUNTS;
extern const vpx_prob vp10_kf_y_mode_prob[INTRA_MODES][INTRA_MODES]
[INTRA_MODES - 1];
#if !CONFIG_MISC_FIXES
extern const vpx_prob vp10_kf_uv_mode_prob[INTRA_MODES][INTRA_MODES - 1];
extern const vpx_prob vp10_kf_partition_probs[PARTITION_CONTEXTS]
[PARTITION_TYPES - 1];
#endif
extern const vpx_prob
vp10_default_palette_y_mode_prob[PALETTE_BLOCK_SIZES][PALETTE_Y_MODE_CONTEXTS];
extern const vpx_prob
vp10_default_palette_y_size_prob[PALETTE_BLOCK_SIZES][PALETTE_SIZES - 1];
extern const vpx_prob
vp10_default_palette_uv_size_prob[PALETTE_BLOCK_SIZES][PALETTE_SIZES - 1];
extern const vpx_prob vp10_default_palette_y_color_prob
[PALETTE_MAX_SIZE - 1][PALETTE_COLOR_CONTEXTS][PALETTE_COLORS - 1];
extern const vpx_prob vp10_default_palette_uv_color_prob
[PALETTE_MAX_SIZE - 1][PALETTE_COLOR_CONTEXTS][PALETTE_COLORS - 1];
extern const vpx_tree_index vp10_intra_mode_tree[TREE_SIZE(INTRA_MODES)];
extern const vpx_tree_index vp10_inter_mode_tree[TREE_SIZE(INTER_MODES)];
extern const vpx_tree_index vp10_partition_tree[TREE_SIZE(PARTITION_TYPES)];
extern const vpx_tree_index vp10_switchable_interp_tree
[TREE_SIZE(SWITCHABLE_FILTERS)];
extern const vpx_tree_index vp10_palette_size_tree[TREE_SIZE(PALETTE_SIZES)];
extern const vpx_tree_index
vp10_palette_color_tree[PALETTE_MAX_SIZE - 1][TREE_SIZE(PALETTE_COLORS)];
void vp10_setup_past_independence(struct VP10Common *cm);
void vp10_adapt_intra_frame_probs(struct VP10Common *cm);
void vp10_adapt_inter_frame_probs(struct VP10Common *cm);
void vp10_tx_counts_to_branch_counts_32x32(const unsigned int *tx_count_32x32p,
unsigned int (*ct_32x32p)[2]);
void vp10_tx_counts_to_branch_counts_16x16(const unsigned int *tx_count_16x16p,
unsigned int (*ct_16x16p)[2]);
void vp10_tx_counts_to_branch_counts_8x8(const unsigned int *tx_count_8x8p,
unsigned int (*ct_8x8p)[2]);
static INLINE int vp10_ceil_log2(int n) {
int i = 1, p = 2;
while (p < n) {
i++;
p = p << 1;
}
return i;
}
int vp10_get_palette_color_context(const uint8_t *color_map, int cols,
int r, int c, int n, int *color_order);
#ifdef __cplusplus
} // extern "C"
#endif
#endif // VP10_COMMON_ENTROPYMODE_H_